Add a mirror for java.net since it is down.
Add a mirror for java.net since it is down.

Fixes issue 30
sutra/openid-server,piczmar/openid-server,sutra/openid-server,piczmar/openid-server,sutra/openid-server,piczmar/openid-server,sutra/openid-server,piczmar/openid-server,piczmar/openid-server